package com.heima.behavior.service.impl;

import com.heima.behavior.service.ApBehaviorEntryService;
import com.heima.behavior.service.ApUnlikeBehaviorService;
import com.heima.common.exception.CustException;
import com.heima.model.behavior.dtos.UnLikesBehaviorDTO;
import com.heima.model.behavior.pojos.ApBehaviorEntry;
import com.heima.model.behavior.pojos.ApUnlikesBehavior;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.threadlocal.AppThreadLocalUtils;
import com.heima.model.user.pojos.ApUser;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.mongodb.core.MongoTemplate;
import org.springframework.data.mongodb.core.query.Criteria;
import org.springframework.data.mongodb.core.query.Query;
import org.springframework.stereotype.Service;

import java.util.Date;

/**
 * @author zx
 * @date 2021/11/27 21:22
 */
@Service
@Slf4j
public class ApUnlikeBehaviorServiceImpl implements ApUnlikeBehaviorService {

    @Autowired
    ApBehaviorEntryService apBehaviorEntryService;

    @Autowired
    MongoTemplate mongoTemplate;

    @Override
    public ResponseResult unlike(UnLikesBehaviorDTO dto) {

        //1. 校验参数
        ApUser user = AppThreadLocalUtils.getUser();
        if(user == null){
            return ResponseResult.errorResult(AppHttpCodeEnum.NEED_LOGIN);
        }
        //2. 查询行为实体
        ApBehaviorEntry BE = apBehaviorEntryService.findByUserIdOrEquipmentId(user.getId(), dto.getEquipmentId());
        if(BE == null){
            CustException.cust(AppHttpCodeEnum.DATA_NOT_EXIST,"获取行为实体数据失败");
        }

        //3. 查询不喜欢行为是否已经存在
        Query query = Query.query(Criteria.where("entryId").is(BE.getId()).and("articleId").is(dto.getArticleId()));

        ApUnlikesBehavior unlike = mongoTemplate.findOne(query, ApUnlikesBehavior.class);

        if(unlike != null && dto.getType().intValue() == 0 ){
            CustException.cust(AppHttpCodeEnum.DATA_EXIST,"您已设置不喜欢");
        }
        //4. 添加不喜欢行为
        if(dto.getType().intValue() == 0){

            unlike = new ApUnlikesBehavior();

            unlike.setEntryId(BE.getId());
            unlike.setArticleId(dto.getArticleId());
            unlike.setType((short)0);
            unlike.setCreatedTime(new Date());

            mongoTemplate.save(unlike);
        }else {

            //5. 取消不喜欢行为
            mongoTemplate.remove(query,ApUnlikesBehavior.class);
        }
        return ResponseResult.okResult();
    }
}
